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Alnus glutinosa

Common Name(s):
Black alder, Common alder, European alder
Cultivar(s):
Imperalis
Category:
Trees
Comment:

Has naturalized along streams; tough adoptable plant; few pest problems; tolerates short term flooding; flower and fruiting best in full sun; easy to transplant; dislikes summer heat

Height:
40-60 ft.
Flower:
2 to 4 in. yellow-brown to red-brown catkins (male flowers); female flowers on short purplish brown strobili which persist until winter
Zones:
3-7
Habit:
Deciduous
Site:
Sun to partial shade; range of soil types including wet, dry and infertile soil
Texture:
Medium
Form:
Pyramidal in youth; rounded crown with age; often multi-stemmed
Width:
20-40 ft.
Growth Rate:
Rapid
Leaf:
2 to 4.5 in. alternate, rounded, shiny, green leaves; non-showy fall color
Tags:
deciduous

NCCES plant id: 1907

Alnus glutinosa Alnus glutinosa